3122 Florence (1981 ET3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4232384908 ± 1.63e-09
Semi-major axis (a)1.7688776780 AU ± 6.61e-10
Inclination (i)22.14276824° ± 7.42e-07
Long. of Asc. Node (Ω)336.04036925° ± 3.76e-07
Arg. of Perihelion (ω)27.88474334° ± 1.08e-06
Mean Anomaly (M)168.25752840° ± 7.68e-07
Mean Motion (n)0.4189532598°/day ± 2.35e-10
Perihelion dist (q)1.02022056 AU ± 2.90e-09
Aphelion dist (Q)2.51753480 AU ± 3.03e-09
Orbital Period2.35259247 yr ± 1.32e-09
Physical Parameters
H (abs. magnitude)14.08
G (slope)0.15
Alternative Designations

1983 CN1

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.362″
Uncertainty0
Orbit TypeAmor
MOID0.042563 AU
Observations Used9413
Radar Obs Used6
Gaia Obs Used88
Oppositions22
Arc Total1979-2026
First Observation Used1979-03-09
Last Observation Used2026-04-05
Observations (12205)
Date Type RA Dec Mag Band Observatory
2017-12-02 05:09:12 C 20 23 24.15 +86 51 08.6 m W78
2017-12-02 05:10:45 C 20 23 26.28 +86 51 09.0 m W78
2017-12-02 05:12:16 C 20 23 28.67 +86 51 09.7 m W78
2017-12-02 05:13:49 C 20 23 30.84 +86 51 10.5 m W78
2017-12-02 05:15:20 C 20 23 33.47 +86 51 11.0 m W78
2017-12-02 05:16:53 C 20 23 35.14 +86 51 11.7 m W78
2017-12-02 05:18:24 C 20 23 37.27 +86 51 12.2 m W78
2017-12-02 05:19:58 C 20 23 39.56 +86 51 12.8 m W78
2017-12-02 05:21:29 C 20 23 41.66 +86 51 13.4 m W78
2017-12-02 05:23:02 C 20 23 44.09 +86 51 14.1 m W78
2017-12-02 05:24:33 C 20 23 46.14 +86 51 14.8 m W78
2017-12-02 05:26:06 C 20 23 47.98 +86 51 15.4 m W78
2017-12-02 05:27:37 C 20 23 50.18 +86 51 16.0 m W78
2017-12-02 05:29:11 C 20 23 52.30 +86 51 16.7 m W78
2017-12-02 05:30:42 C 20 23 54.43 +86 51 17.3 m W78
2017-12-02 05:32:15 C 20 23 56.75 +86 51 17.8 m W78
2017-12-02 05:33:46 C 20 23 58.74 +86 51 18.5 m W78
2017-12-02 05:35:19 C 20 24 01.13 +86 51 19.1 m W78
2017-12-02 05:36:50 C 20 24 03.26 +86 51 19.8 m W78
2017-12-02 05:38:23 C 20 24 05.38 +86 51 20.6 m W78
2017-12-02 05:39:55 C 20 24 07.76 +86 51 21.1 m W78
2017-12-02 05:41:28 C 20 24 09.55 +86 51 21.7 m W78
2017-12-02 05:42:59 C 20 24 12.35 +86 51 22.4 m W78
2017-12-02 05:44:32 C 20 24 14.26 +86 51 23.1 m W78
2017-12-02 05:46:03 C 20 24 16.21 +86 51 23.7 m W78
2017-12-02 05:47:36 C 20 24 18.45 +86 51 24.3 m W78
2017-12-02 05:49:09 C 20 24 20.67 +86 51 24.9 m W78
2017-12-02 05:50:40 C 20 24 22.57 +86 51 25.5 m W78
2017-12-02 05:52:12 C 20 24 25.16 +86 51 26.1 m W78
2017-12-02 05:53:45 C 20 24 27.13 +86 51 26.8 m W78
2017-12-02 05:55:16 C 20 24 29.24 +86 51 27.4 m W78
2017-12-02 05:56:49 C 20 24 31.36 +86 51 28.2 m W78
2017-12-02 05:58:22 C 20 24 33.72 +86 51 28.8 m W78
2017-12-02 05:59:53 C 20 24 35.71 +86 51 29.4 m W78
2017-12-02 06:01:26 C 20 24 38.31 +86 51 30.0 m W78
2017-12-02 06:02:57 C 20 24 40.13 +86 51 30.7 m W78
2017-12-02 06:04:29 C 20 24 42.14 +86 51 31.3 m W78
2017-12-02 06:06:02 C 20 24 44.49 +86 51 32.0 m W78
2017-12-02 06:07:35 C 20 24 47.07 +86 51 32.6 m W78
2017-12-02 06:09:06 C 20 24 49.01 +86 51 33.3 m W78
2017-12-02 06:10:39 C 20 24 51.01 +86 51 33.9 m W78
2017-12-02 06:12:10 C 20 24 53.52 +86 51 34.5 m W78
2017-12-02 06:13:43 C 20 24 55.54 +86 51 35.2 m W78
2017-12-02 06:15:14 C 20 24 57.76 +86 51 35.8 m W78
2017-12-02 06:16:48 C 20 24 59.98 +86 51 36.4 m W78
2017-12-02 06:18:19 C 20 25 02.48 +86 51 37.0 m W78
2017-12-02 06:19:52 C 20 25 04.24 +86 51 37.7 m W78
2017-12-02 06:21:23 C 20 25 06.35 +86 51 38.3 m W78
2017-12-02 06:22:56 C 20 25 08.55 +86 51 38.9 m W78
2017-12-02 06:24:28 C 20 25 10.70 +86 51 39.5 m W78
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-08-29 07:20:00 53416156 10 us 8560 -14 -14
2017-08-30 08:30:00 50057919.82 3 us 8560 -14 -14
2017-09-01 08:30:00 47128765.14 3 us 8560 -14 -14
2017-09-06 10:10:00 60804814.037 5 us 8560 -14 -14
2017-09-08 07:00:00 70833313.23 3 us 8560 -14 -14
2017-09-13 08:00:00 102972248.16 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)